Physics · Engineering Mechanics
In the analysis of structures by the principle of Virtual Work, which of the following forces are assumed to do work and are not omitted?
- 1Forces normal to the direction of displacement
- 2Tension in a light inextensible string
- 3Concentrated load on the mid span of a simply supported beam✓
- 4Reaction at smooth pins and hinges which do not move
Correct answer
Concentrated load on the mid span of a simply supported beam
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